OpenTechnical

OT-2026-000102413

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000102413) never changes.

Identity and time

Publication numberOT-2026-000102413 · never reused
Internal UUID01a0aea4-8589-74ce-90ac-c5a69b4e5bb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102413
StatusPUBLIC

Content hashes

Canonical text4d3e57cdc4e90d90c23348ed6420711279105aa6bda07a24aa8a2212c5b43d87
Markdown27e6ca55f74ed753b21f6b73b50a81afbeb4d2a4104a7b0ae82eff76183d82b9
PDF
Publication pagea59601563cc55b5d2bc5a34953141772c438b615e4bf5c0309feed6d4a6112a6
Manifestd5e15709ea04d5c85fdf298d65c47711d1ad9026a3ada097eb6fe0214a4a9f38

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturepDemu+0edKy8VtbVtUR4Dp5C3u01cMJBlAWYhnWaaqO/7YbN1eNZvJl9BHHIEhqXOFsRb4mNk2jAEG76tUptAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:45.270202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102413
observed a59601563cc55b5d2bc5a34953141772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.254028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102413/manifest.json
observed d5e15709ea04d5c85fdf298d65c47711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.236163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102413/publication.md
observed 27e6ca55f74ed753b21f6b73b50a81af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.216506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102413/publication.txt
observed 4d3e57cdc4e90d90c23348ed64207112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.